-64.13% is the change from 591 to 212
Calculation steps:
[( 212 - 591 ) ÷ 591] x 100 = -64.13%
Formula
Percentage change = [(212 - 591) / 591] x 100
Subtract the new number by the original number
212 - 591 = -379
-379 ÷ 591 = -0.6412859560067682
-0.6412859560067682 x 100 = -64.13%